短語(yǔ)詞組短語(yǔ)reverse grid -current 逆柵流grid -current detection 柵流檢波grid starting current 柵極起動(dòng)電流grid pulse current 柵極脈沖電流grid inverse current 柵極反向電流grid pulsating current 柵極脈沖電流 返回 grid current